Base of a right pyramid is an equilateral triangle

- The base of a right pyramid is an equilateral triangle with side 8 cm
- The base of a right pyramid is an equilateral triangle with area 16 √ 3
- The base of a right pyramid is an equilateral triangle of side 10 √ 3 cm
- The base of a right pyramid is an equilateral triangle of side 4 cm
- What is the area of the equilateral triangle whose altitude is 6